92 lines
3.8 KiB
Text
92 lines
3.8 KiB
Text
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#!/usr/bin/perl -w
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# blame-count-lines-by-name-and-commit-list.plx -*- Perl -*-
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#
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# Copyright (C) 2011, 2012 Bradley M. Kuhn <bkuhn@ebb.org>
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#
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# This software's license gives you freedom; you can copy, convey,
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# propogate, redistribute and/or modify this program under the terms of
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# the GNU General Public License (GPL) as published by the Free
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# Software Foundation (FSF), either version 3 of the License, or (at your
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# option) any later version of the GPL published by the FSF.
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#
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program in a file in the toplevel directory called
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# "GPLv3". If not, see <http://www.gnu.org/licenses/>.
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#
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use strict;
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use warnings;
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my $VERBOSE = 0;
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######################################################################
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if (@ARGV != 3) {
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print "usage: $0 <BLAME_DATA_FILE> ", "<NAME_REGEX> <BOUNDING_COMMIT_ID_LIST_FILE>\n";
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exit 1;
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}
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# Note: $BLAME_DATA_FILE is in the format as output from:
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# for i in `find -type f -print | egrep -v '^./.git'`; do
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# echo "FILE: $i" >> ../DATA_FILE; git blame -M -M -M -C -C -C -w -f -n -l $i >> ../DATA_FILE
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# done
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my($BLAME_DATA_FILE, $NAME_REGEX, $BOUNDING_COMMIT_ID_LIST_FILE) = @ARGV;
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open(BOUNDING_COMMIT_IDS, "<", $BOUNDING_COMMIT_ID_LIST_FILE) or die "unable to open $BOUNDING_COMMIT_ID_LIST_FILE: $!";
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my %boundingCommitIDs;
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while (my $commitLine = <BOUNDING_COMMIT_IDS>) {
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die "invalid line in $BOUNDING_COMMIT_ID_LIST_FILE: $commitLine"
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unless $commitLine =~ /^\s*(\S+)\s*$/;
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$boundingCommitIDs{$1} = $BOUNDING_COMMIT_ID_LIST_FILE;
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}
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close BOUNDING_COMMIT_IDS;
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die "error($?) closing $BOUNDING_COMMIT_ID_LIST_FILE: $!" unless $? == 0;
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open(DATA_FILE, "<", $BLAME_DATA_FILE) or die "unable to open $BLAME_DATA_FILE for reading: $!";
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my %commitsMatchingRegex;
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my $currentFile;
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my $overalTotalLines = 0;
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print "LINES FOUND IN $BLAME_DATA_FILE that are on $BOUNDING_COMMIT_ID_LIST_FILE: and match $NAME_REGEX:\n" if $VERBOSE;
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while (my $dataLine = <DATA_FILE>) {
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if ($dataLine =~ /^\s*FILE\s*:\s*(.*?)\s*$/) {
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$currentFile = $1;
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} else {
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die "invalid line: $dataLine in blame output" unless ($dataLine =~
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/^\s*(\S+)\s+\S+\s+\d+\s+\((.+)\s+(\d{4,4}\-\d{2,2}\-\d{2,2}\s+\d{2,2}:\d{2,2}:\d{2,2})\s+([\+\-\d]+)\s+(\d+)\s*\)\s+(.*)$/);
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my($commitID, $name, $date, $tz, $curLineNumber, $actualCurrentLine) = ($1, $2, $3, $4, $5, $6);
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next if $currentFile =~ /ChangeLog/i; # Ignore the changelog, as that may just be a dump
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# from the revision history.
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if ($name =~ /$NAME_REGEX/i and defined $boundingCommitIDs{$commitID}) {
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$commitsMatchingRegex{$commitID} = { __totalLines => 0, __VERBOSE_LINE_OUTPUT => "" } unless defined $commitsMatchingRegex{$commitID};
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$commitsMatchingRegex{$commitID}{$currentFile} = 0 unless defined $commitsMatchingRegex{$commitID}{$currentFile};
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$commitsMatchingRegex{$commitID}{$currentFile}++;
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$commitsMatchingRegex{$commitID}{__totalLines}++;
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$commitsMatchingRegex{$commitID}{__VERBOSE_LINE_OUTPUT} .= $dataLine;
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print " $dataLine" if $VERBOSE;
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$overalTotalLines++;
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}
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}
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}
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close DATA_FILE;
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print "Total patches by author(s) matching $NAME_REGEX in $BLAME_DATA_FILE and found in $BOUNDING_COMMIT_ID_LIST_FILE:\n",
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" ", scalar(keys %commitsMatchingRegex), "\n";
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print "Total lines by author(s) matching $NAME_REGEX in $BLAME_DATA_FILE and found in $BOUNDING_COMMIT_ID_LIST_FILE:\n",
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" ", $overalTotalLines, "\n";
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#
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# Local variables:
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# compile-command: "perl -c blame-count-lines-by-name-and-commit-list.plx"
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# End:
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